Afghanite and Hiddenite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.55-2.65
3.15-3.21
Fracture
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle, Conchoidal, Brittle
Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)
Cleavage
Perfect {10 1 0}
1,2 prismatic
Chemical Composition
(Na,Ca,K) 8(Si,Al) 12O 24(SO 4,Cl,CO 3) 3(H 2O)Arthur Thomas , Gemstones (2009)
LiAlSi2O6
Afghanite and Hiddenite Chemical Formula
While comparing Afghanite and Hiddenite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Afghanite and Hiddenite chemical formula.
- Chemical formula of Afghanite- (Na,Ca,K) 8(Si,Al) 12O 24(SO 4,Cl,CO 3) 3(H 2O)Arthur Thomas , Gemstones (2009)
- Chemical formula of Hiddenite- LiAlSi2O6
Afghanite and Hiddenite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Afghanite and Hiddenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Afghanite and Hiddenite Optical Properties during the identification of gemstone. Specific gravity of Afghanite is 3.15-3.21 whereas that of Hiddenite is 3.15-3.21.